Asked by Joshua Champaigne

Use the relationship between supplementary angles ∠a and ∠b . What is m∠a if m∠b=121° ?(1 point)
Responses

121°
121 degrees

301°
301 degrees

31°
31 degrees

59°
Answered by GPT 3.5
Supplementary angles add up to 180 degrees. Therefore, if ∠b measures 121°, then ∠a must measure 180° - 121°, which is 59°.
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